Numbness

Definition

Numbness is a loss of sensation or feeling in a part of the body. It can be caused by various factors including nerve damage, nutritional deficiencies, or systemic diseases.

5 Must Know Facts For Your Next Test

1. Numbness can be a symptom of vitamin B12 deficiency, which is crucial for nerve health.
2. Poor blood circulation resulting from conditions like diabetes can lead to numbness.
3. Chronic alcohol consumption can contribute to numbness due to its neurotoxic effects.
4. Deficiencies in other vitamins and minerals such as folate and magnesium can also cause numbness.
5. Proper hydration and balanced diet play critical roles in preventing numbness by maintaining overall nerve function.

Review Questions

• What vitamin deficiency is most commonly associated with numbness?
• How does poor blood circulation contribute to numbness?
• Why is chronic alcohol consumption linked to the development of numbness?

Related terms

Neuropathy: Damage or dysfunction of one or more nerves that typically causes pain, tingling, or weakness.

Paresthesia: An abnormal sensation such as tingling, tickling, pricking, or burning without apparent cause.

Vitamin B12 Deficiency: A condition where the body lacks enough vitamin B12, leading to neurological symptoms such as numbness and fatigue.